OTKR-003 Okada Chieko, Reiko Kobayakawa, Ayaka Mutou, Sakura Kaduki, Saeki Shinko, Akiyama Shizuka, Kiyono Fumie, Terashima Shiho, Yamashita Yukiko, Kamiya Madoka 一个关于朋友母亲的故事：当我偷看她洗澡时，她给我洗了小鸡鸡。